Established in 1978, TSG, originally a consulting partnership, was absorbed into BEH llc in 2005.

TSG consulting services are delivered to senior management teams principally in Fortune 500 companies in the US and Europe. Working within aerospace, manufacturing, and electronics industries, the primary focus is on productivity improvement through more effective cross-functional and cross-departmental coordination. Client companies include:

"THREE-TIER PRODUCTIVITY": A production-line management system built on a disciplined activity-based process to (a) improve productivity, (b) to enhance customer required quality delivery of products and services, and (c) to achieve continuous improvement along the supply chain.

Cities Corporation: An urban cartography firm established in 1970 to bring improved design to the making of urban maps and the first in commercial enterprise in the U.S. to use computer tools to draft commercial maps / see archive of cartographic work

Cities Project: A research program managing a comparative study of Tokyo, New York, London and Moscow carried out by a cross-disciplinary team of academics, journalists, and media (photo, and film) professionals

Almaty, Kazahkstan: The Kazakhstan Institute of Management, Economics and Strategic ResearchKIMEP invited D. Dimancescu to lecture mid-career MBA students on 'International Business Practices'. Click on photos to enlarge.

The Lean Enterprise and Seamless Enterprise, authored by TSG's founder, introduced enterprise cross-function methods to U.S. managers. This included "Four-Fields" process-mapping. (Click to enlarge map)